Title:
【発明の名称】リグニン、リグニン含有物質または類似物質を変化させるか、分解するか、または漂白するための多成分系ならびにその使用方法
Document Type and Number:
Japanese Patent JPH09503257
Kind Code:
A
Abstract:
System for transforming, degrading or bleaching lignin, lignin-contg. materials or similar materials, comprises a poly-component system comprising: (a) opt. ≥ 1 oxidation catalyst; (b) ≥ 1 oxidising agent; (c) ≥ 1 mediator selected from hydroxylamines, hydroxylamine derivs., hydroxamic acids, hydroxamic acid derivs. and aliphatic, cycloaliphatic, heterocyclic and aromatic cpds. which contain ≥ 1 N-hydroxy, oxime, N-oxy or N,N-dioxy function; (d) opt. ≥ 1 co-mediator selected from aryl-substd. alcohols, carbonyl cpds., aliphatic ethers, phenol ethers and alkenes; and (e) a small amt. of a free amine of one of the mediators used.
Inventors:
Hans-Peter Cal
Application Number:
JP51827496A
Publication Date:
March 31, 1997
Filing Date:
December 15, 1995
Export Citation:
Assignee:
Lignotzm Gezel Shaft Mitt Beschlenktel Haftung
International Classes:
C08H6/00; C08H7/00; C08H8/00; C12S3/08; C12S3/00; D21C3/00; D21C5/00; D21C9/00; D21C9/10; (IPC1-7): D21C9/10; D21C9/10
Attorney, Agent or Firm:
Toshio Yano (3 outside)